ninduni

Ruby 2.5.1 Rails 4.2.9 PostgreSQL 9.6.6 Vanity 2.2.2 We have a simple wrapper around Vanity defined in `experiments_service.rb`: ``` class ExperimentsService def show_special_page(user:) set_vanity_context(user: user) Vanity.ab_test(:special_page) end def track_user_visit!(user:) track_conversion!(metric:...